Rancher database exception after restart

Hello

Racher server starts throwing exception after restart
Racher 1.2, 1.2.2
Docker version 1.12.5, build 7392c3b
Ubuntu 16.04

Exception:
2017-01-03 12:20:53,285 ERROR [:] [] [] [] [cutorService-17] [o.a.c.m.context.NoExceptionRunnable ] Uncaught exception org.jooq.exception.DataChangedException: Database record has been changed
at org.jooq.impl.UpdatableRecordImpl.checkIfChanged(UpdatableRecordImpl.java:550) ~[jooq-3.3.0.jar:na]
at org.jooq.impl.UpdatableRecordImpl.storeUpdate0(UpdatableRecordImpl.java:291) ~[jooq-3.3.0.jar:na]

Does anyone knows how to fix this? Mysqld shows high CPU load